OOP in PHP

OOP in PHP — a practical guide to OOP in PHP with clear examples you can reuse in real projects.

OOP Tutorial Series (59/65). Prefer one article? Read the complete OOP tutorial.

Short description

PHP’s OOP model is mature — use typed properties, return types, interfaces, and Composer autoloading as defaults.

Modern PHP OOP

enum Status: string { case Draft = 'draft'; case Published = 'published'; }
final class Post {
    public function __construct(
        public readonly string $title,
        public Status $status = Status::Draft,
    ) {}
}